- removed obsolete images in Point_set_processing_3 - reduced size of remaining images in Point_set_processing_3 and Surface_reconstruction_points_3 - removed test meshes and point sets in Surface_reconstruction_points_3
- removed obsolete images in Point_set_processing_3 - reduced size of remaining images in Point_set_processing_3 and Surface_reconstruction_points_3 - removed test meshes and point sets in Surface_reconstruction_points_3